Old black and white silver photography early twentieth century

Old black and white silver photography early twentieth century. Subject: porta di bronzo, prima meta del XII sec, ristaurata nel 1693, distruta nel 1944 benevento. Medium: silver print agency ader, photography by gabrielle lesaffre-martin. Page dimensions: 34.5 X 27 cm. Photo dimensions: 23.5 X 28.5 cm. Condition: in its juice (see photos) Period: early twentieth century.